1. Consider the following two relations: customers and items_ordered, write the output of (customers items_ordered)

items_ordered customerid order date item quantity price 10298 01-Jul-1999 skateboard33.00 1029906-Jul-1999 Parachute 0-Jun-1999 Pogo stick 28.00 01-Jul-1999 Life Vest 4 125.00 1250.00 items_ordered customerid order date item quantity price 10298 01-Jul-1999 skateboard33.00 1029906-Jul-1999 Parachute 0-Jun-1999 Pogo stick 28.00 01-Jul-1999 Life Vest 4 125.00 1250.00 items_ordered customerid order date item quantity price 10298 01-Jul-1999 skateboard33.00 1029906-Jul-1999 Parachute 0-Jun-1999 Pogo stick 28.00 01-Jul-1999 Life Vest 4 125.00 1250.00 items_ordered customerid order date item quantity price 10298 01-Jul-1999 skateboard33.00 1029906-Jul-1999 Parachute 0-Jun-1999 Pogo stick 28.00 01-Jul-1999 Life Vest 4 125.00 1250.00